/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05ce600 [2022-02-24 03:29:22,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-24 03:29:22,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-24 03:29:23,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-24 03:29:23,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-24 03:29:23,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-24 03:29:23,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-24 03:29:23,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-24 03:29:23,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-24 03:29:23,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-24 03:29:23,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-24 03:29:23,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-24 03:29:23,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-24 03:29:23,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-24 03:29:23,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-24 03:29:23,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-24 03:29:23,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-24 03:29:23,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-24 03:29:23,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-24 03:29:23,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-24 03:29:23,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-24 03:29:23,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-24 03:29:23,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-24 03:29:23,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-24 03:29:23,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-24 03:29:23,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-24 03:29:23,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-24 03:29:23,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-24 03:29:23,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-24 03:29:23,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-24 03:29:23,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-24 03:29:23,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-24 03:29:23,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-24 03:29:23,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-24 03:29:23,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-24 03:29:23,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-24 03:29:23,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-02-24 03:29:23,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-24 03:29:23,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-24 03:29:23,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-24 03:29:23,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-24 03:29:23,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-24 03:29:23,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-24 03:29:23,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-24 03:29:23,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-24 03:29:23,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-24 03:29:23,056 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-24 03:29:23,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-24 03:29:23,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-24 03:29:23,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-24 03:29:23,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 03:29:23,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-02-24 03:29:23,057 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-24 03:29:23,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-24 03:29:23,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-24 03:29:23,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-24 03:29:23,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-24 03:29:23,279 INFO L275 PluginConnector]: CDTParser initialized [2022-02-24 03:29:23,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-02-24 03:29:23,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa4d4c72/ef288ed677d942dc96fc6a46ea2aba3a/FLAGe9deb294f [2022-02-24 03:29:23,713 INFO L306 CDTParser]: Found 1 translation units. [2022-02-24 03:29:23,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-02-24 03:29:23,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa4d4c72/ef288ed677d942dc96fc6a46ea2aba3a/FLAGe9deb294f [2022-02-24 03:29:23,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5aa4d4c72/ef288ed677d942dc96fc6a46ea2aba3a [2022-02-24 03:29:23,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-24 03:29:23,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-24 03:29:23,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-24 03:29:23,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-24 03:29:23,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-24 03:29:23,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:29:23" (1/1) ... [2022-02-24 03:29:23,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2113889c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:23, skipping insertion in model container [2022-02-24 03:29:23,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 03:29:23" (1/1) ... [2022-02-24 03:29:23,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-24 03:29:23,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-24 03:29:23,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-02-24 03:29:23,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 03:29:23,984 INFO L203 MainTranslator]: Completed pre-run [2022-02-24 03:29:24,044 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2022-02-24 03:29:24,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-24 03:29:24,056 INFO L208 MainTranslator]: Completed translation [2022-02-24 03:29:24,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24 WrapperNode [2022-02-24 03:29:24,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-24 03:29:24,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-24 03:29:24,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-24 03:29:24,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-24 03:29:24,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-24 03:29:24,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-24 03:29:24,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-24 03:29:24,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-24 03:29:24,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (1/1) ... [2022-02-24 03:29:24,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-24 03:29:24,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-24 03:29:24,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-24 03:29:24,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-24 03:29:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-24 03:29:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-02-24 03:29:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-02-24 03:29:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-02-24 03:29:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-02-24 03:29:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-02-24 03:29:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-24 03:29:24,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-02-24 03:29:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-24 03:29:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-24 03:29:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-24 03:29:24,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-24 03:29:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-02-24 03:29:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-02-24 03:29:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-24 03:29:24,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-24 03:29:24,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-24 03:29:24,369 INFO L234 CfgBuilder]: Building ICFG [2022-02-24 03:29:24,371 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-24 03:29:24,810 INFO L275 CfgBuilder]: Performing block encoding [2022-02-24 03:29:24,818 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-24 03:29:24,818 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-02-24 03:29:24,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:29:24 BoogieIcfgContainer [2022-02-24 03:29:24,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-24 03:29:24,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-24 03:29:24,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-24 03:29:24,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-24 03:29:24,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 03:29:23" (1/3) ... [2022-02-24 03:29:24,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422019f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:29:24, skipping insertion in model container [2022-02-24 03:29:24,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 03:29:24" (2/3) ... [2022-02-24 03:29:24,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@422019f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 03:29:24, skipping insertion in model container [2022-02-24 03:29:24,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 03:29:24" (3/3) ... [2022-02-24 03:29:24,840 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2022-02-24 03:29:24,844 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-24 03:29:24,844 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-24 03:29:24,908 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-24 03:29:24,913 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=QVASR [2022-02-24 03:29:24,914 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-24 03:29:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-02-24 03:29:24,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-02-24 03:29:24,943 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 03:29:24,944 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 03:29:24,945 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 03:29:24,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 03:29:24,950 INFO L85 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2022-02-24 03:29:24,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 03:29:24,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2143112940] [2022-02-24 03:29:24,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 03:29:24,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 03:29:25,018 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 03:29:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:25,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 03:29:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:25,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 03:29:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:25,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-02-24 03:29:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-02-24 03:29:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-02-24 03:29:25,401 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 03:29:25,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2143112940] [2022-02-24 03:29:25,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [2143112940] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 03:29:25,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 03:29:25,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-24 03:29:25,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105943478] [2022-02-24 03:29:25,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 03:29:25,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-24 03:29:25,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 03:29:25,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-24 03:29:25,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-24 03:29:25,429 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 03:29:25,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 03:29:25,884 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-02-24 03:29:25,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-24 03:29:25,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-02-24 03:29:25,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 03:29:25,892 INFO L225 Difference]: With dead ends: 245 [2022-02-24 03:29:25,892 INFO L226 Difference]: Without dead ends: 120 [2022-02-24 03:29:25,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-24 03:29:25,897 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-24 03:29:25,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-24 03:29:25,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-02-24 03:29:25,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-02-24 03:29:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2022-02-24 03:29:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-02-24 03:29:25,943 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-02-24 03:29:25,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 03:29:25,943 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-02-24 03:29:25,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 03:29:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-02-24 03:29:25,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-24 03:29:25,946 INFO L506 BasicCegarLoop]: Found error trace [2022-02-24 03:29:25,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-24 03:29:25,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-24 03:29:25,946 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-02-24 03:29:25,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-24 03:29:25,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2022-02-24 03:29:25,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-24 03:29:25,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [897376512] [2022-02-24 03:29:25,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-24 03:29:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-24 03:29:25,949 INFO L213 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-24 03:29:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:26,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-02-24 03:29:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:26,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-02-24 03:29:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:26,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-02-24 03:29:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-02-24 03:29:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-24 03:29:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-24 03:29:26,124 INFO L144 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2022-02-24 03:29:26,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [897376512] [2022-02-24 03:29:26,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModulePreferences [897376512] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-24 03:29:26,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-24 03:29:26,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-24 03:29:26,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089436607] [2022-02-24 03:29:26,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-24 03:29:26,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-24 03:29:26,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2022-02-24 03:29:26,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-24 03:29:26,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-24 03:29:26,126 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 03:29:27,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-24 03:29:27,108 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-02-24 03:29:27,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-24 03:29:27,113 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2022-02-24 03:29:27,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-24 03:29:27,114 INFO L225 Difference]: With dead ends: 148 [2022-02-24 03:29:27,114 INFO L226 Difference]: Without dead ends: 0 [2022-02-24 03:29:27,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-02-24 03:29:27,117 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-24 03:29:27,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-24 03:29:27,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-24 03:29:27,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-24 03:29:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-24 03:29:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-24 03:29:27,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-02-24 03:29:27,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-24 03:29:27,119 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-24 03:29:27,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-02-24 03:29:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-24 03:29:27,120 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-24 03:29:27,122 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-02-24 03:29:27,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-24 03:29:27,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-02-24 03:29:27,600 INFO L858 garLoopResultBuilder]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2022-02-24 03:29:27,600 INFO L858 garLoopResultBuilder]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2022-02-24 03:29:27,600 INFO L858 garLoopResultBuilder]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: true [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: true [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point L217-2(line 217) the Hoare annotation is: true [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-02-24 03:29:27,601 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L234-2(line 234) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L234-3(line 234) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-02-24 03:29:27,602 INFO L861 garLoopResultBuilder]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L218(line 218) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L214-2(line 214) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L202(lines 202 208) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2022-02-24 03:29:27,603 INFO L861 garLoopResultBuilder]: At program point L198(lines 198 201) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L215(line 215) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L211(line 211) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L211-2(line 211) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L236(lines 236 241) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2022-02-24 03:29:27,604 INFO L861 garLoopResultBuilder]: At program point L220(line 220) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L861 garLoopResultBuilder]: At program point L220-2(line 220) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L861 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L861 garLoopResultBuilder]: At program point L204(lines 204 207) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L861 garLoopResultBuilder]: At program point L229(lines 229 232) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L854 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,605 INFO L861 garLoopResultBuilder]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2022-02-24 03:29:27,605 INFO L854 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2022-02-24 03:29:27,606 INFO L854 garLoopResultBuilder]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point L255(lines 255 269) the Hoare annotation is: true [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-02-24 03:29:27,606 INFO L861 garLoopResultBuilder]: At program point L272-1(line 272) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point L261(lines 261 269) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2022-02-24 03:29:27,607 INFO L854 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point L405-1(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,608 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2022-02-24 03:29:27,608 INFO L854 garLoopResultBuilder]: At program point L408(line 408) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,609 INFO L854 garLoopResultBuilder]: At program point L408-2(lines 408 415) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,609 INFO L854 garLoopResultBuilder]: At program point L406-2(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,609 INFO L854 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,609 INFO L854 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-02-24 03:29:27,609 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2022-02-24 03:29:27,609 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2022-02-24 03:29:27,609 INFO L858 garLoopResultBuilder]: For program point L6(line 6) no Hoare annotation was computed. [2022-02-24 03:29:27,610 INFO L858 garLoopResultBuilder]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2022-02-24 03:29:27,610 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2022-02-24 03:29:27,610 INFO L861 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-02-24 03:29:27,610 INFO L861 garLoopResultBuilder]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2022-02-24 03:29:27,610 INFO L854 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-02-24 03:29:27,610 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2022-02-24 03:29:27,610 INFO L861 garLoopResultBuilder]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L388-1(line 388) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2022-02-24 03:29:27,611 INFO L861 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L389(lines 389 392) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L356(lines 356 397) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2022-02-24 03:29:27,612 INFO L861 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2022-02-24 03:29:27,613 INFO L854 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 03:29:27,613 INFO L861 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L854 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L296-1(line 296) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L854 garLoopResultBuilder]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L290-1(line 290) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L288(lines 288 295) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2022-02-24 03:29:27,614 INFO L861 garLoopResultBuilder]: At program point L284(lines 284 287) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L318(lines 318 323) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L316(line 316) the Hoare annotation is: true [2022-02-24 03:29:27,615 INFO L861 garLoopResultBuilder]: At program point L316-2(line 316) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L316-3(line 316) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L304(lines 304 307) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2022-02-24 03:29:27,616 INFO L861 garLoopResultBuilder]: At program point L311(lines 311 314) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L854 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,617 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point L11(lines 11 14) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-02-24 03:29:27,618 INFO L854 garLoopResultBuilder]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 03:29:27,618 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-02-24 03:29:27,619 INFO L854 garLoopResultBuilder]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 03:29:27,619 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 03:29:27,619 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2022-02-24 03:29:27,619 INFO L854 garLoopResultBuilder]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2022-02-24 03:29:27,625 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-24 03:29:27,626 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-24 03:29:27,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 03:29:27 BoogieIcfgContainer [2022-02-24 03:29:27,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-24 03:29:27,647 INFO L158 Benchmark]: Toolchain (without parser) took 3916.26ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 151.6MB in the beginning and 203.6MB in the end (delta: -52.0MB). Peak memory consumption was 116.0MB. Max. memory is 8.0GB. [2022-02-24 03:29:27,648 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory was 168.7MB in the beginning and 168.6MB in the end (delta: 143.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-24 03:29:27,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.99ms. Allocated memory is still 201.3MB. Free memory was 151.4MB in the beginning and 170.2MB in the end (delta: -18.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-24 03:29:27,649 INFO L158 Benchmark]: Boogie Preprocessor took 94.70ms. Allocated memory is still 201.3MB. Free memory was 170.2MB in the beginning and 166.6MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-24 03:29:27,649 INFO L158 Benchmark]: RCFGBuilder took 668.98ms. Allocated memory is still 201.3MB. Free memory was 166.6MB in the beginning and 136.6MB in the end (delta: 30.0MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-02-24 03:29:27,649 INFO L158 Benchmark]: TraceAbstraction took 2823.17ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 136.2MB in the beginning and 203.6MB in the end (delta: -67.4MB). Peak memory consumption was 100.7MB. Max. memory is 8.0GB. [2022-02-24 03:29:27,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 201.3MB. Free memory was 168.7MB in the beginning and 168.6MB in the end (delta: 143.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 320.99ms. Allocated memory is still 201.3MB. Free memory was 151.4MB in the beginning and 170.2MB in the end (delta: -18.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 94.70ms. Allocated memory is still 201.3MB. Free memory was 170.2MB in the beginning and 166.6MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 668.98ms. Allocated memory is still 201.3MB. Free memory was 166.6MB in the beginning and 136.6MB in the end (delta: 30.0MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * TraceAbstraction took 2823.17ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 136.2MB in the beginning and 203.6MB in the end (delta: -67.4MB). Peak memory consumption was 100.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 353 HoareAnnotationTreeSize, 455 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 129 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! [2022-02-24 03:29:27,685 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...